CN103292595A - Device and method for sintering high-performance permanent magnetic ferrite products - Google Patents
Device and method for sintering high-performance permanent magnetic ferrite products Download PDFInfo
- Publication number
- CN103292595A CN103292595A CN2013102330552A CN201310233055A CN103292595A CN 103292595 A CN103292595 A CN 103292595A CN 2013102330552 A CN2013102330552 A CN 2013102330552A CN 201310233055 A CN201310233055 A CN 201310233055A CN 103292595 A CN103292595 A CN 103292595A
- Authority
- CN
- China
- Prior art keywords
- sintering
- permanent magnetic
- magnetic ferrite
- height
- performance permanent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Magnetic Ceramics (AREA)
Abstract
The invention provides a device and method for sintering high-performance permanent magnetic ferrite products. The device comprises a sintering kiln and a pushing plate and is characterized in that eight holes are formed in the sintering kiln, the length of the sintering kiln is 25-35mm, the length of the pushing plate is 380-420mm, the width of the pushing plate is 380-420mm, and the height of the pushing plate is 20-40mm. The device and method for sintering the high-performance permanent magnetic ferrite products is simple in structure and convenient to use, saves energy consumption, improves efficiency, reduces pollution and improves market competitiveness, and compared with sintering of a conventional electric kiln, cost of sintering of the device and method is reduced by 50%.
Description
Technical field
The invention belongs to the permanent-magnet ferrite field, specifically is a kind of apparatus and method of sintering high-performance permanent magnetic ferrite product.
Background technology
The permanent-magnet ferrite product is mainly used in electric motor of automobile, provides permanent-magnetic field in variable-frequency motor, machine driving, the sound equipment.Present sintered permanent ferrite product consumes energy greatly, yields poorly or directly coal smoke is big, seriously polluted.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of apparatus and method of sintering high-performance permanent magnetic ferrite product.
A kind of device of sintering high-performance permanent magnetic ferrite product comprises sintering oven and push pedal, it is characterized in that described sintering oven is provided with 8 holes, long 25-the 35m of described sintering oven, the length of described push pedal is 380-420mm, and wide is 380-420mm, and height is 20-40mm.
The device of described a kind of sintering high-performance permanent magnetic ferrite product is characterized in that described hole is rectangular, and the wide of hole is 400-440mm, and height is 400-420mm.
The device of described a kind of sintering high-performance permanent magnetic ferrite product is characterized in that the long 30m of described sintering oven.
The device of described a kind of sintering high-performance permanent magnetic ferrite product, the length that it is characterized in that described push pedal is 400mm, and wide is 400mm, and height is 30mm.
The device of described a kind of sintering high-performance permanent magnetic ferrite product is characterized in that the wide 420mm of being in described hole, and height is 410mm.
A kind of method of sintering high-performance permanent magnetic ferrite product is characterized in that may further comprise the steps:
1) adopting gas yield is 70-1000m3/ hour two of gas generators, the sintering oven burning coal gas sintered permanent ferrite product long to 8 hole 30m respectively, and every hole dimension is wide * height=420 * 410mm;
2) adopt the high-temperature refractory push pedal of long * wide * every of height=400 * 400 * 30mm/ to load the continuous sintering in furnace of permanent-magnet ferrite green compact product, the temperature curve that requires according to the different product different process with green compact by sintering in the time requirement propelling kiln;
3) eject pore by kiln tail air exhauster and kiln and regulate oxidizing atmosphere in the sintering oven.
The apparatus and method of a kind of sintering high-performance permanent magnetic ferrite product of the present invention, simple in structure, easy to use, save energy consumption, raise the efficiency, reduce and pollute, improve the market competitiveness, adopt the present invention to carry out sintering, than the electric kiln sintering of routine, reduce cost 50%.
Description of drawings
Fig. 1 is the schematic diagram of sintering oven of the device of a kind of sintering high-performance permanent magnetic ferrite product of the present invention;
Fig. 2 is the schematic diagram of push pedal of the device of a kind of sintering high-performance permanent magnetic ferrite product of the present invention;
Among the figure, 1-sintering oven; 2-hole; 3-push pedal.
The specific embodiment
As depicted in figs. 1 and 2, the device of a kind of sintering high-performance permanent magnetic ferrite product of the present invention comprises sintering oven and push pedal, and sintering oven is provided with 8 rectangular holes, the long 30m of sintering oven, the length of push pedal is 400mm, wide is 400mm, height is 30mm, and the wide of hole is 420mm, and height is 410mm.
Adopt low-sulfur coal to burn in gas burner, produce mixed gas, gas yield is 70-1000m3/ hour (adjustable), adopt 8 duct 30m long tunnel kilns, employing 400 * 400 * 30mm refractory material push pedal/every, inner orbit advances in the duct, and product is loaded in the push pedal.In the kiln maximum temperature be 1250-1300 ℃ adjustable, the sintered permanent ferrite product, different according to product size and the requirement of magnetic property coefficient, the push pedal fltting speed is that 40-60 minute/plate is adjustable, product is sintering in oxidizing atmosphere, and the product magnetic property behind the sintering is better than the requirement of the magnetic parameter of conventional electrical kiln sintering or coal-fired direct sintering.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all is included within protection scope of the present invention.
Claims (6)
1. the device of a sintering high-performance permanent magnetic ferrite product comprises sintering oven and push pedal, it is characterized in that described sintering oven is provided with 8 holes, long 25-the 35m of described sintering oven, the length of described push pedal is 380-420mm, and wide is 380-420mm, and height is 20-40mm.
2. the device of a kind of sintering high-performance permanent magnetic ferrite product as claimed in claim 1 is characterized in that described hole is rectangular, and the wide of hole is 400-440mm, and height is 400-420mm.
3. the device of a kind of sintering high-performance permanent magnetic ferrite product as claimed in claim 1 is characterized in that the long 30m of described sintering oven.
4. the device of a kind of sintering high-performance permanent magnetic ferrite product as claimed in claim 1, the length that it is characterized in that described push pedal is 400mm, and wide is 400mm, and height is 30mm.
5. the device of a kind of sintering high-performance permanent magnetic ferrite product as claimed in claim 2 is characterized in that the wide 420mm of being in described hole, and height is 410mm.
6. the method for a sintering high-performance permanent magnetic ferrite product is characterized in that may further comprise the steps:
1) adopting gas yield is 70-1000m3/ hour two of gas generators, the sintering oven burning coal gas sintered permanent ferrite product long to 8 hole 30m respectively, and every hole dimension is wide * height=420 * 410mm;
2) adopt the high-temperature refractory push pedal of long * wide * every of height=400 * 400 * 30mm/ to load the continuous sintering in furnace of permanent-magnet ferrite green compact product, the temperature curve that requires according to the different product different process with green compact by sintering in the time requirement propelling kiln;
3) eject pore by kiln tail air exhauster and kiln and regulate oxidizing atmosphere in the sintering oven.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013102330552A CN103292595A (en) | 2013-06-13 | 2013-06-13 | Device and method for sintering high-performance permanent magnetic ferrite products |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013102330552A CN103292595A (en) | 2013-06-13 | 2013-06-13 | Device and method for sintering high-performance permanent magnetic ferrite products |
Publications (1)
Publication Number | Publication Date |
---|---|
CN103292595A true CN103292595A (en) | 2013-09-11 |
Family
ID=49093869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2013102330552A Pending CN103292595A (en) | 2013-06-13 | 2013-06-13 | Device and method for sintering high-performance permanent magnetic ferrite products |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103292595A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104291833A (en) * | 2014-09-18 | 2015-01-21 | 浙江凯文磁钢有限公司 | Method of sintering permanent magnetic ferrite by utilizing coal gas |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002350063A (en) * | 2001-05-29 | 2002-12-04 | Mitsubishi Materials Corp | Device and method for heating |
CN2546748Y (en) * | 2002-06-07 | 2003-04-23 | 李毓秀 | Gas combustion industrial kiln |
CN1549915A (en) * | 2001-08-30 | 2004-11-24 | Btu���ʹ�˾ | Continuous furnace having traveling gas barrier |
CN2861918Y (en) * | 2005-11-29 | 2007-01-24 | 冯金清 | Three-layer-six-opening tunnel kiln for ferrite sinter |
CN101560108A (en) * | 2009-05-18 | 2009-10-21 | 浙江凯文磁钢有限公司 | Method for sintering high-performance permanent magnetic ferrite material by coal kiln |
CN201867042U (en) * | 2010-10-12 | 2011-06-15 | 中国石油化工股份有限公司 | Push plate kiln |
CN203413947U (en) * | 2013-06-13 | 2014-01-29 | 浙江凯文磁钢有限公司 | Device for sintering high-performance permanent magnetic ferrite product |
-
2013
- 2013-06-13 CN CN2013102330552A patent/CN103292595A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002350063A (en) * | 2001-05-29 | 2002-12-04 | Mitsubishi Materials Corp | Device and method for heating |
CN1549915A (en) * | 2001-08-30 | 2004-11-24 | Btu���ʹ�˾ | Continuous furnace having traveling gas barrier |
CN2546748Y (en) * | 2002-06-07 | 2003-04-23 | 李毓秀 | Gas combustion industrial kiln |
CN2861918Y (en) * | 2005-11-29 | 2007-01-24 | 冯金清 | Three-layer-six-opening tunnel kiln for ferrite sinter |
CN101560108A (en) * | 2009-05-18 | 2009-10-21 | 浙江凯文磁钢有限公司 | Method for sintering high-performance permanent magnetic ferrite material by coal kiln |
CN201867042U (en) * | 2010-10-12 | 2011-06-15 | 中国石油化工股份有限公司 | Push plate kiln |
CN203413947U (en) * | 2013-06-13 | 2014-01-29 | 浙江凯文磁钢有限公司 | Device for sintering high-performance permanent magnetic ferrite product |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104291833A (en) * | 2014-09-18 | 2015-01-21 | 浙江凯文磁钢有限公司 | Method of sintering permanent magnetic ferrite by utilizing coal gas |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203323546U (en) | Sectional type rotary kiln | |
CN103292595A (en) | Device and method for sintering high-performance permanent magnetic ferrite products | |
CN203413947U (en) | Device for sintering high-performance permanent magnetic ferrite product | |
CN203364573U (en) | Rotary type ceramic drying machine | |
CN202393203U (en) | Domestic ceramic gas tunnel kiln | |
CN202464613U (en) | Green body transportation rail trolley | |
CN201935555U (en) | Tunnel-type kiln | |
CN204574713U (en) | A kind of suction type powder material drying box | |
CN104291833B (en) | A kind of method of coal gas sintered permanent ferrite magnet | |
CN204043385U (en) | A kind of two group push pedal ceramic electrical kiln | |
CN204154108U (en) | A kind of mobile tunnel furnace | |
CN202329082U (en) | Kiln tail sealing device for cement rotary kiln | |
CN202675852U (en) | Oxidizing rotary kiln | |
CN207231195U (en) | A kind of device with natural gas sintered rare-earth permanent magnetic ferrite product | |
CN205138175U (en) | A push pedal for high temperature rotary kiln propulsion system | |
CN203298602U (en) | High-temperature zone kiln body auxiliary vault of nitrogen atmosphere protection pushed slab kiln | |
CN202582175U (en) | Internal track system of hydraulic system of kiln | |
CN201531438U (en) | Improved centrifugal combustion-supporting blower used in reduction zone of ceramic kiln | |
CN203375853U (en) | Roller bed furnace heat energy recycling system | |
CN203053243U (en) | Nitrogen protection sintering kiln | |
CN104422282A (en) | Ignition furnace for sintering machine | |
CN203219150U (en) | Double-rotor type rare earth permanent magnet motor | |
CN202282542U (en) | Slewing ring device | |
CN207810661U (en) | A kind of lithium electric material automated production charge tank pushing meanss | |
CN203381020U (en) | Integral lath brick cutting pushing arm |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130911 |